US PATENT SUBCLASS 172 / 496
.~.~ With combined or optional hand actuation

Current as of: June, 1999
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172 /   HD   EARTH WORKING

452  DF  WITH ACTUATOR ADAPTED TO LIFT TOOL FOR TRANSPORT ON WHEELED FRAME OR BROADLY CLAIMED IMPLEMENT {37}
495  DF  .~ Foot operated actuator {1}
496.~.~ With combined or optional hand actuation

DEFINITION

Classification: 172/496

(under subclass 495) Apparatus in which means are provided for applying human power by hand to the actuating means in addition to or alternatively of the foot-operated means.